东北大学冶金学院;
辐射管是一种重要的间接加热设备,被广泛应用于金属热处理、钢坯加热等工艺环节.采用计算流体力学(CFD)技术对辐射管的温度场进行数值模拟,并在相同的操作工况下,对3种常用管型的辐射管的温度均匀性进行对比分析,同时还探讨了壁面黑度对辐射管表面温度均匀性的影响.结果表明:W型辐射管的表面温度均匀性最优,I型辐射管的表面温度均匀性最差;辐射热流量随着壁面黑度的增加而升高,辐射管的壁面黑度在0.7~0.9时,辐射管表面温度均匀性最好.
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下载次数 | 被引频次 | 阅读次数 |
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基本信息:
DOI:10.14186/j.cnki.1671-6620.2025.02.001
中图分类号:TG307
引用信息:
[1]孟子钞,伊智,李国军.辐射管表面温度均匀性的数值模拟[J].材料与冶金学报,2025,24(02):103-107.DOI:10.14186/j.cnki.1671-6620.2025.02.001.
基金信息:
国家自然科学基金青年基金项目(51704072)